From a57d4e8730c1a55b2547ff81aef4753b67121cb8 Mon Sep 17 00:00:00 2001 From: Shengjiu Wang Date: Thu, 17 Sep 2020 14:11:19 +0800 Subject: [PATCH] ASoC: fsl_sai: Set MCLK input or output direction SAI support select MCLK direction with version.major > 3 and version.minor > 1, the default direction is input, set it to be output according to DT property. Signed-off-by: Shengjiu Wang Acked-by: Nicolin Chen Reviewed-by: Fabio Estevam Link: https://lore.kernel.org/r/1600323079-5317-4-git-send-email-shengjiu.wang@nxp.com Signed-off-by: Mark Brown --- sound/soc/fsl/fsl_sai.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c index 738b4dda7847..5117c1cd5682 100644 --- a/sound/soc/fsl/fsl_sai.c +++ b/sound/soc/fsl/fsl_sai.c @@ -1117,6 +1117,13 @@ static int fsl_sai_probe(struct platform_device *pdev) if (ret < 0) dev_warn(&pdev->dev, "Error reading SAI version: %d\n", ret); + /* Select MCLK direction */ + if (of_find_property(np, "fsl,sai-mclk-direction-output", NULL) && + sai->verid.major >= 3 && sai->verid.minor >= 1) { + regmap_update_bits(sai->regmap, FSL_SAI_MCTL, + FSL_SAI_MCTL_MCLK_EN, FSL_SAI_MCTL_MCLK_EN); + } + pm_runtime_enable(&pdev->dev); regcache_cache_only(sai->regmap, true);